55001521524 has 48 divisors (see below), whose sum is σ = 128978148096. Its totient is φ = 18242409600.

The previous prime is 55001521517. The next prime is 55001521541. The reversal of 55001521524 is 42512510055.

It is a junction number, because it is equal to n+sod(n) for n = 55001521491 and 55001521500.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2581234 + ... + 2602454.

It is an arithmetic number, because the mean of its divisors is an integer number (2687044752).

Almost surely, 2^55001521524 is an apocalyptic number.

It is an amenable number.

55001521524 is an abundant number, since it is smaller than the sum of its proper divisors (73976626572).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

55001521524 is a wasteful number, since it uses less digits than its factorization.

55001521524 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22296 (or 22294 counting only the distinct ones).

The product of its (nonzero) digits is 10000, while the sum is 30.

The spelling of 55001521524 in words is "fifty-five billion, one million, five hundred twenty-one thousand, five hundred twenty-four".